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pulse: resize message dynamically

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This commit is contained in:
Wim Taymans 2020-10-08 12:54:36 +02:00
parent f0102fd490
commit 138e61138f
2 changed files with 31 additions and 18 deletions
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28
src/modules/module-protocol-pulse/pulse-server.c
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@ -169,13 +169,14 @@ static const struct command commands[COMMAND_MAX];
static void message_free(struct client *client, struct message *msg, bool destroy)
{
spa_list_remove(&msg->link);
if (destroy)
if (destroy) {
free(msg->data);
free(msg);
else
} else
spa_list_append(&client->free_messages, &msg->link);
}
static struct message *message_alloc(struct client *client, uint32_t size, uint32_t channel)
static struct message *message_alloc(struct client *client, uint32_t channel, uint32_t size)
{
struct message *msg = NULL;
@ -183,12 +184,11 @@ static struct message *message_alloc(struct client *client, uint32_t size, uint3
msg = spa_list_first(&client->free_messages, struct message, link);
spa_list_remove(&msg->link);
}
if (msg == NULL || msg->allocated < size) {
uint32_t alloc = SPA_ROUND_UP_N(SPA_MAX(size, 4096u), 4096u);
msg = realloc(msg, sizeof(struct message) + alloc);
msg->allocated = alloc;
msg->data = SPA_MEMBER(msg, sizeof(struct message), void);
}
if (msg == NULL)
msg = calloc(1, sizeof(struct message));
if (msg == NULL)
return NULL;
ensure_size(msg, size);
msg->channel = channel;
msg->offset = 0;
msg->length = size;
@ -265,7 +265,7 @@ static int send_message(struct client *client, struct message *m)
static struct message *reply_new(struct client *client, uint32_t tag)
{
struct message *reply;
reply = message_alloc(client, 0, -1);
reply = message_alloc(client, -1, 0);
pw_log_debug(NAME" %p: REPLY tag:%u", client, tag);
message_put(reply,
TAG_U32, COMMAND_REPLY,
@ -286,7 +286,7 @@ static int reply_error(struct client *client, uint32_t tag, uint32_t error)
pw_log_debug(NAME" %p: ERROR tag:%u error:%u", client, tag, error);
reply = message_alloc(client, 0, -1);
reply = message_alloc(client, -1, 0);
message_put(reply,
TAG_U32, COMMAND_ERROR,
TAG_U32, tag,
@ -462,7 +462,7 @@ static int send_command_request(struct stream *stream)
pw_log_trace(NAME" %p: REQUEST channel:%d %u", stream, stream->channel, size);
msg = message_alloc(client, 0, -1);
msg = message_alloc(client, -1, 0);
message_put(msg,
TAG_U32, COMMAND_REQUEST,
TAG_U32, -1,
@ -722,7 +722,7 @@ static void stream_process_record(struct stream *stream)
size = buf->datas[0].chunk->size;
msg = message_alloc(client, size, stream->channel);
msg = message_alloc(client, stream->channel, size);
if (msg != NULL) {
memcpy(msg->data,
SPA_MEMBER(p, buf->datas[0].chunk->offset, void),
@ -2367,7 +2367,7 @@ static int do_read(struct client *client)
}
if (client->message)
message_free(client, client->message, false);
client->message = message_alloc(client, length, channel);
client->message = message_alloc(client, channel, length);
} else if (client->message &&
client->in_index >= client->message->length + sizeof(client->desc)) {
struct message *msg = client->message;